Factory #: DXH030
Product size:  84.5 x 31.8 x 37.5mm / 3.32 x 1.25 x 1.47"
Working time: Charging 2.5H / High Speed 45M / Low-Speed 90M. 
Materials: Food-grade liquid silicone
IPX7
10 Functions of Vibration
USB rechargeable
Latex Free
Nickel Free 
Phthalate Free